67% (2003)

52% (2005)

68% (2004)

62% (2012)

45% (2008)

55% (2005)

64% (2006)

60% (2017)

59% (2011)

61% (2003)

74% (2007)

53% (2012)

57% (2012)

63% (2005)

50% (2008)

67% (2011)

43% (2008)

66% (2005)

64% (2008)

62% (2006)